/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *  
 *    http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License. 
 *  
 */

package org.apache.mina.protocol.dns.io.encoder;

import java.net.InetAddress;

import org.apache.mina.common.IoBuffer;
import org.apache.mina.protocol.dns.DnsAttribute;
import org.apache.mina.protocol.dns.messages.ResourceRecord;

/**
 * <h2>3.4.1. A RDATA format</h2>
 * <pre>
 *  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
 *  |                    ADDRESS                    |
 *  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
 * </pre>
 * where:
 * <pre>
 * ADDRESS         A 32 bit Internet address.
 * </pre>
 * 
 * Hosts that have multiple Internet addresses will have multiple A
 * records.
 * 
 * A records cause no additional section processing.  The RDATA section of
 * an A line in a master file is an Internet address expressed as four
 * decimal numbers separated by dots without any imbedded spaces (e.g.,
 * "10.2.0.52" or "192.0.5.6").
 * 
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 * @version $Rev: 84 $, $Date: 2008-02-22 16:33:48 +0000 (Fri, 22 Feb 2008) $
 */
public class AddressRecordEncoder extends ResourceRecordEncoder {
    @Override
    protected void putResourceRecordData(IoBuffer IoBuffer,
            ResourceRecord record) {
        InetAddress ipAddress = (InetAddress) record
                .get(DnsAttribute.IP_ADDRESS);
        IoBuffer.put(ipAddress.getAddress());
    }
}
